Lawyers in Contra Costa County Will Assist with All of Your Legal Issues. Call us at 925-291-5388 or fill out the form below!If you have been injured due to another person's negligence call Appel Law Firm in Walnut Creek. We are your local personal injury experts. Have you been injured in an accident in the Contra Costa County area? If you or someone close to you has recently been injured in a severe accident in Contra Costa County, contact El Dabe Ritter Trial Lawyers. 213-985-1120. We have obtained million-dollar verdicts on behalf of injured clients in personal injury cases. Call 866-432-4323 to schedule a free consultation. Located in Walnut Creek, California, attorney Scott Sumner represents individuals throughout the Bay Area and beyond who have been injured in auto accidents. When you experience an accident in the Bay Area, the Law Offices of Caroline J. Nasseri is here to help.